// -- copyright
// OpenProject is a project management system.
// Copyright (C) 2012-2015 the OpenProject Foundation (OPF)
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License version 3.
//
// OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
// Copyright (C) 2006-2013 Jean-Philippe Lang
// Copyright (C) 2010-2013 the ChiliProject Team
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
//
// See doc/COPYRIGHT.rdoc for more details.
// ++

angular
  .module('openproject.inplace-edit')
  .directive('inplaceEditorDate', inplaceEditorDate);

function inplaceEditorDate(EditableFieldsState, TimezoneService, $timeout, Datepicker) {
  var parseISODate = TimezoneService.parseISODate,
    customDateFormat = 'YYYY-MM-DD',
    customFormattedDate = function(date) {
      return parseISODate(date).format(customDateFormat);
    };

  return {
    restrict: 'E',
    transclude: true,
    replace: true,
    require: '^workPackageField',
    templateUrl: '/components/inplace-edit/directives/field-edit/edit-date/' +
      'edit-date.directive.html',

    controller: function() {},
    controllerAs: 'customEditorController',

    link: function(scope, element) {
      var field = scope.field;
      
      var form = element.parents('.inplace-edit--form'),
        input = element.find('.inplace-edit--date'),
        datepickerContainer = element.find('.inplace-edit--date-picker'),
        datepicker;

      scope.execute = function() {
        form.scope().editPaneController.submit();
      };

      field.value = field.value && customFormattedDate(field.value);

      datepicker = new Datepicker(datepickerContainer, input, field.value);
      datepicker.onChange = function(date) {
        field.value = date;
      };
      scope.onEdit = function() {
        datepicker.onEdit();
      };
      datepicker.onDone = function() {
        form.scope().editPaneController.discardEditing();
      };

      datepicker.textbox.attr({
        'placeholder': '-',
        'aria-label': customDateFormat
      });

      scope.showDatepicker = function() {
        datepicker.show();
      };

      $timeout(function() {
        EditableFieldsState.editAll.state || datepicker.focus();
      });

      angular.element('.work-packages--details-content').on('click', function(e) {
        var target = angular.element(e.target);
        if(!target.is('.inplace-edit--date input') &&
          target.parents('.inplace-edit--date .hasDatepicker').length <= 0 &&
          target.parents('.ui-datepicker-header').length <= 0) {
          datepicker.hide();
        }
      });
    }
  };
}
inplaceEditorDate.$inject = ['EditableFieldsState', 'TimezoneService', '$timeout', 'Datepicker'];